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On dissolving sugar in water at room tem...

On dissolving sugar in water at room temperature solution feels cool to touch. Under which of the following cases dissolution of sugar will be most rapid?

A

Sugar crystals in cold water

B

Sugar crystals in hot water,

C

Powdered sugar in cold water.

D

Powdered sugar in hot water.

Text Solution

Verified by Experts

The correct Answer is:
D
Since the solution is cool to touch, the dissolution is endothermic . Therefore, high temperature will favour dissolution. Further , powdered sugar has large surface area and is favourable dissolution.
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MODERN PUBLICATION-SOLUTIONS-NCERT EXEMPLAR PROBLEMS (MULTIPLE CHOICE QUESTIONS (TYPE -I))
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